ELASTEL TECHNOLOGY CO., LTD.
2.2 Programming
There are two individual serial ports in the system. The /dev/ttyACM1 for RS232 port, and
/dev/ttyACM0 for RS485 port. Use RS232 as an example.
$ python
>>> import serial
>>> ser=serial.Serial('/devttyACM1',115200,timeout=1)
>>> ser.isOpen()
true
>>> ser.write('1234567890')
10